Perhaps you should try some spelling variations:
variation series » education series, action series, edition series
de communication » mobile communication, online communication
de developpement » sme development
developpement et » developpement des, developpement de, development east
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
series des » series de, series d, series e
et afrique » en afrique, l afrique
des de » des dem, des der, des des
a de » a die, a der, a des

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: typologie de variation series des de communication a de developpement et afrique.*.